Cj20 Series AC Contactor for Low Voltage Switchgear

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  • Overview
  • General description
  • Normal using conditions
  • Main technical parameter
  • International fairs
  • Company show

Basic Info.

Model NO.
Wenzhou, China

Product Description

General description

Introducing the incredible CJ20 Series AC Contactor for Low Voltage Switchgear! Get ready to experience a whole new level of power and efficiency with this top-of-the-line contactor. Designed with precision and crafted with excellence, this product is a game-changer in the industry.Meet the standards: GB14048.5, IEC 60947-5-1.
With its cutting-edge technology and unrivaled performance, the CJ20 Series AC Contactor is the ultimate solution for all your electrical needs. Whether you're a professional electrician or a DIY enthusiast, this contactor is perfect for you. It's time to take control of your electrical systems like never before!
Featuring a robust construction, this contactor is built to withstand the toughest conditions. Its high-quality materials ensure durability and longevity, making it a reliable choice for any project. Say goodbye to frequent replacements and hello to a contactor that will stand the test of time.
But that's not all! The CJ20 Series AC Contactor is incredibly versatile. It can handle a wide range of applications, making it suitable for various industries. From residential to commercial settings, this contactor is your go-to solution. It's time to unleash the full potential of your electrical systems with this remarkable product.
Safety is always a top priority, and this contactor doesn't disappoint. With its advanced features and intelligent design, it guarantees optimal protection for you and your equipment. Rest easy knowing that your electrical systems are in safe hands.

Don't settle for anything less than the best. Choose the CJ20 Series AC Contactor for Low Voltage Switchgear and experience the difference. It's time to upgrade your electrical systems and take them to new heights. Get yours today and join the league of satisfied customers who have already witnessed the magic of this extraordinary contactor.

Normal using conditions

a. The ambient air humidity is - 5 ºC ~ + 40 ºC, and the average value is no more than + 30 ºC within 24 hours.
b. Altitude: no more than 2000m.
c. Atmospheric conditions: when the maximum temperature is + 40 ºC, the relative humidity of the air shall not exceed 50%; Higher relative humidity can be allowed at lower temperatures, such as 90% at 20 ºC. Special measures should be taken for occasional condensation due to temperature changes.
d. Pollution level: 3.
e. Installation category: class III.
f. Installation conditions: the inclination between the installation surface and the vertical surface shall not be greater than ± 5 °.
g. Impact and vibration: the product should be installed and used in a place without significant shaking, impact, and vibration.

Main technical parameter

a. The rated control power supply voltage Us of the coil is: AC 50 Hz, 110 V, 127 V, 220 V, 380 V; DC: 110V, 220V
b. Mechanical life: CJ20-10, 16, 25, 40, 63, 100, 160 are 10 million times, CJ20-250, 400, 630 are 6 million times.
c. Power saving rate of power saving products 

Products Model CJ20-63-160JZ CJ20-630J CJ20-250-630JZ
Power saving rate %
90 95 95

Main parameters and performance index of contactor
Contactor Model Rated insulation voltage Ui (V) Agreed free air heating current lth (A) Maximum power of controllable three-phase squirrel cage motor under AC-3 usage category kW Operation cycles per hour times / h (AC-3) AC-3 electrical life (10000 times) Coil power start / keep VA / VA
Selected fuse (SCPD) type
220V 380V 660V
CJ20-10 690 10 2.2 4 4 1200 100 65/9 RT16-20
CJ20-16 16 4.5 7.5 11 62/9.5 RT16-32
CJ20-25T 32 5.5 11 13 93/14 RT16-50
CJ20-40 55 11 22 22 175/19 RT16-80
CJ20-63 80 18 30 35 120 480/57 RT16-160
CJ20-100 125 28 50 50 570/61 RT16-250
CJ20-160 200 48 85 85 855/85.5 RT16-315
CJ20-250 690 315 80 132 -- 600 60 1710/152 RT16-400
CJ20-400 400 115 200 220 1710/250 RT16-500
CJ20-630 630 175 300   3578/91.2 RT16-630
International fairs


Cj20 Series AC Contactor for Low Voltage Switchgear
Company show


Cj20 Series AC Contactor for Low Voltage SwitchgearCj20 Series AC Contactor for Low Voltage SwitchgearCj20 Series AC Contactor for Low Voltage Switchgear

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